Project light with a system of lenses used for projecting slides or film into a screen.

Answers

Answer 1

Answer:

Optical system. An overhead projector works on the same principle as a slide projector, in which a focusing lens projects light from an illuminated slide onto a projection screen where a real image is formed.

Explanation:


Related Questions

Take the midterm, quiz, and final exam of 5.1 million points, and the average score is 1) A if it is 90 or higher, 2) B if it is less than 90 and 80 or higher, 3) C if it is less than 80 and 70 or higher, 4) Write a program that outputs D if less than 70 and more than 60, 5) F if less than 60.

Answers

Answer:

B

Explanation:

Not so sure

You plan to write an app to find the best hiking trails for families. Which statement is true about this step?
You have drawn pictures of what your screens will look like and identified the input-process-output that occurs on each screen.
You have defined a use case.
In this step, you defined your target audience and main goal.
Your app is functioning and ready to test.

Answers

The statements that are true about this step are:

In this step, you defined your target audience and main goal.You have drawn pictures of what your screens will look like and identified the input-process-output that occurs on each screen. Your app is functioning and ready to test.

Is it hard to create an app?

Most times, it often takes at least  4- 6 weeks to be a good Android developer. Note that a Basic developer skills are said to be not enough to build a commercial app and as thus, one need good training.

Conclusive, By knowing your target audience and  following the steps above, one can make a good hiking app.

Learn more about hiking from

https://brainly.com/question/16430743

Answer:

C:  in this step, you defined your target audience and main goal

Explanation:

got it right on edge

name of the people associated with the development of computer briefly explain thier contribute

Answers

Snsnsnnsnsnsnsjsmsns

what is a "for loop" that will produce the following output:

1+2 = 3
2+3 = 5
4+5 = 9
8+9 = 17
16+17 = 33
32+33 = 65
64+65 = 129

any help would be very appreciated

Answers

Answer:

128+129= 257

Explanation:

128+129= 257

Answer:

1+2= 3

loop for all interger

_________is a type of bullying that occurs when a person continuously pursues another and gives
unwanted attention

Answers

Answer:

stalking ?

Explanation:

Answer:

stalking

Explanation:

BRAINLIEST!!!!!!!!!!!!!!

Which of the following options in Backstage View should be selected if you want to open a new, blank document?

○ Share
○ Open
○ Export
○ New​

Answers

Answer:

New

Explanation:

open just makes you open the last project you were working on, new makes a brand new one.

When you wish to start afresh with a blank document, select new choices in Backstage Views.

Backstage View:

Opening simply opens the last project you were operating on, whereas new creates a whole new one.

This backstage view aids in the creation of new documents, as well as the saving, viewing, printing, and publishing of existing ones.

If you already have a document open, a window will pop up with data on the file, as shown below.

Therefore, the final answer is "New".

Find out more information about the View here:

brainly.com/question/14934880

What is the importance of size in graphic design?​

Answers

In design, size can function, size can attract or size can organize. When you are designing a piece, size plays an important role in making a layout functional, attractive and organized.


have a great day:)

Which of the following is the first step to writing an algorithm?
making a plan
carrying out a plan
extending the problem
understanding the problem

Answers

Answer:

Making a plan

Explanation:

Usually you will get stuck on some problems while making an algorithm, so you should make a plan to push forward more easier.

Answer: understanding the problem

Explanation:

Because you have to understand the problem before making a plan

#2 i
Write -0.312 as a fraction in simplest form.
-0.312 =
-
What’s the answer

Answers

Answer: 39/125

Explanation:

List 2 negative impacts of cybersecurity.



Answer and I will give you brainiliest ​

Answers

Answer:

Cyber security can be used for good but nevertheless some people will find ways to do bad things. Basically the negative impacts of cyber security is the opposite to the good type of cyber security they take advantage of it and exploit computer system to do what they want. An example to this is planting a malware on the victim's computer or using a DDOS attack on a WiFi router the possibility are endless.

Write a Python program in which a student enters the number of college credits earned. If the number of credits is greater than 90, 'Senior Status' is displayed; if greater than 60, 'Junior Status' is displayed; if greater than 30, 'Sophomore Status' is displayed; else, 'Freshman Status' is displayed.

Answers

Answer:

CONCEPT:Python code to get the status of Student based on thier Earnings CODE: def main(): print('Student Classification Software.') try: userCredit =int( input('\nPlease enter student credits: ')) if userCredit >90: print('\nSenior Status') elif 60 <userCredit <90 : print('\nJunior Status') elif 30 < userCredit < 60: print('\nSophomore Status') else: # this mean userCredit >= 26...

Explanation:

A certain university classifies students according to credits earned. A student with less than 30 hours is a Freshman. At least 30 credits are required to be a Sophomore, 60 to be a Junior, and 90 to be a Senior. Write a program that calculates class standing from the number of credits earned with the following specifications:

Write a function named determineStatus() that prompts the user for how many credits they have earned and uses a decision structure (if, else, etc.) to determine the class standing of the student. The function should display the standing to the student (85 points).

If the user tries to enter a negative value, the program should alert the user that negative numbers are not allowed (5 points).

Write a main() function that calls the determineStatus() function (5 points).

what is true of open source software

Answers

Answer:

lo que es cierto del software de código abierto?  

opera con los principios subyacentes de la producción de iguales y la colaboración masiva, creando un desarrollo de software más sostenible para los usuarios finales.

Explanation:

Ctrl+Home moves the cell pointer to the cell__________MSExcel.​

Answers

Answer:

key stroke

Explanation:

Ctrl+Home moves the cell pointer to the cell___key stroke_______MSExcel.

The answer will be

[tex]key \: \: \: \: stroke[/tex]

Hope it helps.

ray4918 here to help

Pls help me to answer this question ASAP

Answers

It’s about yourself. Answer the questions on how you’ve been experiencing them in your life

Which of the following is an example of an output device on a smartphone?
the speaker
the microphone
the battery
the memory card

Answers

Answer:

The speaker

Explanation:

Speakers are output devices because the audio is taken from the app or website and playing it towards the speakers.

PLZ HELP I WILL GIVE BRAINLYEST

Answers

system and application

Answer:

software program and application software

in that order

LANGUAGE IS PYTHON PLEASE HELP.

Write a while loop that repeats while user_num ≥ 1. In each loop iteration, divide user_num by 2, then print user_num.

Sample output with input: 20
10.0
5.0
2.5
1.25
0.625

Answers

10.0 + 5.0 + 2.5 = 17

Assume that two students are trying to register for a course in which there is only one open seat. What component of a database system prevents both students from being given that last seat?

Answers

Answer:

Transaction isolation

Explanation:

The student that has initiated the transaction before the other one will be given the seat. The database will be locked for the second student during the period of transaction of the first student. The transaction isolation level is a state within databases that specifies the amount of data that is visible to a statement in a transaction, specifically when the same data source is accessed by multiple transactions simultaneously.

The component of the database that prevents both students from getting the last seat is: transaction isolation

Data that enters the database are expected to maintain accuracy and also be consistent with the database structure.

So, when both students request for the last seat, the possibilities are:

Student A gets the seatStudent B gets the seat

The following is not a possibility

Both students get the seatNone of the students gets the seat

The above highlights means that, only one of the students would get the seat.

This is possible because of the concept called transaction isolation.

The transaction isolation ensures that the data requested by a user is complete and such data maintains competency.

So, when a student gets the last seat, the next student would not get the same seat (or any other seat), because a transaction has already been completed.

Read more about transaction isolation at:

https://brainly.com/question/13030145

What are the difference generation of computer system?

Answers

Answer:

5 generations

Explanation:

1st generation 1940's to 1950's vacuum tube based.

2nd generation 1950's to 1960's transistor based.

3rd generation 1960's to 1970's integrated circuit based.

4th generation 1970's to 1980's microprocessor based.

5th generation present and future artificial intelligence based.

identifica clases de técnicas que se emplean para el desarrollo y emplean empleo de las cosas que nos rodean hechos para satisfacer la necesidad del ser humano.


AYUDA ES PARA HOYY

Y PORFAVOR EXPLÍQUENME EN ESPAÑOL

Answers

Answer:

HEY I SAID PHYSICS NOT COMPUTER STUFF

Explanation:

I CAN'T EVEN READ IT


What important role is being described?
Completes the Action Item form.

Answers

Answer:

A sponsor is a member of congress who is willing to introduce and back the legislation. Explanation:

Project: Current Event: Cyber Bullying
Using the Internet, your local paper, or other resources, find a recent article on cyber bullying
(published in the last two years). Write an article review that includes:
1. a description of the article (was it a case of cyber bullying or ways to prevent cyber bulling?);
2. list five key points and describe how they apply to you and your use of social media;
3. make a suggestion of two important things that you think the article should have, but did not
cover; and
4. include the URL to the article or a copy of the article.

Answers

Sending, posting, or disseminating unfavorable, hurtful, or malicious content about someone else is considered cyberbullying. It can also involve disclosing sensitive or private information about another individual in a way that causes embarrassment or humiliation.

What are the research paper's impacts on cyberbullying?

The current study contributes to the expanding corpus of research on the effects of being a victim of cyberbullying on depressive symptoms and bad thoughts in adolescents and young adults. According to our research, those who experience cyberbullying are more likely to have sadness and bad thoughts. Cyberbullying occasionally veers into illegal or criminal action.

Teenagers who experience cyberbullying report more severe bodily symptoms, anxiety, loneliness, and depression symptoms. Cyberbullying perpetrators are more likely to admit to abusing drugs, acting aggressively, and engaging in delinquent behavior.

To know more about the Cyber Bullying visit;

https://brainly.com/question/1460915

#SPJ1

How to resize images for the Wallpaper subreddit in r.eddit.

Answers

Answer:

You can probably use a website to change the resolution of the image.

Compare Ethernet frames to other frames.


•Most frames use CRC, but Ethernet does not. •Most frames use a protocol called CSMA/CD.

•Ethernet frames generally do not have stop frames.

•Ethernet frames have more parts in their frame footers.

Answers

Most frames use crux and I can only do a couple

Describe how reflection can be used to achieve team improvement.

Answers

Answer:

Explanation:

Research also proves that encouraging your team to adopt a reflective process is likely to improve job performance, especially when reflection is coupled with an examination of the strategies .

8. This machine is used for high speed, high volume printing l. Can print about 1000 papers at one point in time.

A) Scanner
B) Printer
C) Risograph
D) Photocopier

Answers

Answer:

Risographs can produce up to typically 150 pages per minute. So I'm guessing its c.

Explanation:

highlight and detail two ways that you can use excel to make you more efficient as a college student

Answers

You can use excel to help you become more successful because you can use it to write all your grades for each class and see what you need to improve on. You can also keep track of everything on a spreadsheet. Another way excel helps you and is beneficial in college is you can use it to put the information of all the classes you have taken to see if you have enough credits or what credits you will need to pass. Excel is very beneficial in many ways.

MS excel is a office program and is quite commonly used in day to day business. The application is easy to use and have various advantages, as it can be used for statistical and scientific purposes.

The application can be made easy and presented in numerous ways. In order to highlight the importance of this software as a college student one can show the methods to interpret the data.  Making worksheets and visualizing large amounts of data. Use of shortcuts for formula and use graphics to enhance presentations.

Learn more about the detail two ways that you can use excel to make you.

brainly.com/question/24325415.

someone pls help me!!!

Answers

Answer:

I think it’s really cool. You don’t have to find someone’s Gm ail and then write a subject and whatever else. You can just send it like a message. I love how it has the call option because it means that you don’t have to have a number to call your friends or family. And you can do business em ail while messaging whoever you need to instead of going back and forth.  

You can promote your business. You can also promote your video and share your screen. It is also a good way to talk to customers to discuss what you need to. A bunch of people have emails and it’s fairly simple to just add your friend and text them.  

It might be hard to figure out at first. But when you get used to it it’s fairly simple. It can also shut down due to a bug and stop working, which makes it even more complicated. You can also get creeps that can hack into your Gm ail and read all of your information.

Explanation: heres a better one with no typos

which is NOT a basic human sense used in collecting collecting data?

Answers

Answer:

Explanation:This section outlines some of the key considerations that may arise during various steps in the data collection process. There is no requirement that these steps be followed or pursued in the order that they are written. The model presented is offered as a reference tool. How data is gathered and analyzed depends on many factors, including the context, the issue that needs to be monitored, the purpose of the data collection, and the nature and size of the organization.

Electronic payment system is a——–.
a. An informal report.
b. Not having legal sanction.
c. Always a statistical report.
d. Formal report.

Answers

[tex]\huge \mathcal \fcolorbox{cyan}{black}{ \blue{AnSweR}}[/tex]

Electronic payment system is a Formal report.
The answer is a. An informal report.
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